Since these are OEM replacement parts

this authentic Carrier HVAC part provides the exact physical and electrical footprint required to restore factory-standard airflow management and energy-efficient performance to compatible equipment

Designed with a standard NEMA 48 or 56 frame (dependent on specific mounting configuration)

this steel specialty motor coupling utilizes a female-to-female connection type to maintain strict shaft alignment while mitigating the stresses of operational vibration

Enhanced System Efficiency: Facilitates the necessary pressure drop to ensure peak evaporator coil performance

Laars Heating Systems R20047802 Burner/Pilot Assy 318973-401 Since these are OEM replacementThe Laars Heating Systems R20047802 Burner Pilot Assy is a precision engineered spark ignition pilot assembly designed specifically for compatible Laars boiler and volume water heater models. As a critical gas fired heating system component, this assembly ensures consistent and reliable pilot flame ignition, which is essential for the safe activation of the main burner. For a veteran HVACR technician, the R20047802 provides an exact fit OEM